From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E25821C84D7; Mon, 12 Jan 2026 21:49:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768254594; cv=none; b=PQ3IY/p99Ca69iifHu50xi4i89MNGrfViDJvx+YrtmrnTUxWxim7vCu+FxZ36M/tPm0Vhk2UhK+cprS+zOQwn1NFYpmXxAzYAi4LvpW1BC9VhrVG/WaPEx6zbD6Gyaqnnl6+DaeM+7oM1DTgywsdQcgfWXnKKDSSFQdg0jVTOAA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768254594; c=relaxed/simple; bh=wK3oWlfmzgUkIOKIOk13WvnRaq5ft+fmJNEEYdzsOsg=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=JqeSsYYnfx15uvUMfQGRGchep8JFwtKtFTeaG+llSyO0ZW0qawsawDwCOJJNwcFjYvBwO8uXPSZimmmkEjrTvVYjJMP7+CKpJ2TmNNkwUseaH7yXANHxviIiheZizODelqkjVu02YUl/39LYGtWKONyxHlwVMDj2iurRNPwtW3g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=J/HpJcvk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="J/HpJcvk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AC8B4C116D0; Mon, 12 Jan 2026 21:49:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768254593; bh=wK3oWlfmzgUkIOKIOk13WvnRaq5ft+fmJNEEYdzsOsg=; h=From:To:Cc:Subject:Date:From; b=J/HpJcvka69GsY4IcDvzjhEUbo9ctVp9Fk6Er2EItjfPgtkQXxDc0lBIBdbCbiGkI RaGv8p7tdCyllpmS55JBHKyWAs07Q9l+hwpZ+xExZx4orT73xn2ajfymiKMrja4btS c/8zrhrxbCxVDclTn5buG75gTPTzJ6aHTqz4b44HCqN8fMdAWcxwXY65CQAuGpzRSe FSnnM8XOve+LFf6NyDKTVjwM6oFTZP5S4i7EGJfvXOMTrPTRkAjRETCy3oFOfQxEQ1 G3df/Ced9b2VhYmjU1ctZ3zie8O9YtpTQoVS+Vux444UWtHAjH+zzgQwP6qrZml1GL enqWTeA3uvhYQ== From: Jiri Olsa To: Masami Hiramatsu , Steven Rostedt , Josh Poimboeuf Cc: Peter Zijlstra , bpf@vger.kernel.org, linux-trace-kernel@vger.kernel.org, x86@kernel.org, Yonghong Song , Song Liu , Andrii Nakryiko , Mahe Tardy Subject: [PATCH bpf-next 0/4] x86/fgraph,bpf: Fix ORC stack unwind from kprobe_multi Date: Mon, 12 Jan 2026 22:49:36 +0100 Message-ID: <20260112214940.1222115-1-jolsa@kernel.org> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit hi, Mahe reported missing function from stack trace on top of kprobe multi program. It turned out the latest fix [1] needs some more fixing. thanks, jirka [1] https://lore.kernel.org/bpf/20251104215405.168643-1-jolsa@kernel.org/ --- Jiri Olsa (4): x86/fgraph: Fix return_to_handler regs.rsp value x86/fgraph,bpf: Switch kprobe_multi program stack unwind to hw_regs path selftests/bpf: Fix kprobe multi stacktrace_ips test selftests/bpf: Allow to benchmark trigger with stacktrace arch/x86/include/asm/ftrace.h | 2 +- arch/x86/kernel/ftrace_64.S | 4 +++- kernel/trace/fgraph.c | 2 +- tools/testing/selftests/bpf/bench.c | 4 ++++ tools/testing/selftests/bpf/bench.h | 1 + tools/testing/selftests/bpf/benchs/bench_trigger.c | 1 + tools/testing/selftests/bpf/prog_tests/stacktrace_ips.c | 3 ++- tools/testing/selftests/bpf/progs/trigger_bench.c | 18 ++++++++++++++++++ 8 files changed, 31 insertions(+), 4 deletions(-)